157218490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109943}}^1$

素因数の和:109974

約数の個数: 32

約数和(自身を含む): 332470656

約数和(自身を除く): 175252166

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 109943, 219886, 549715, 1099430, 1209373, 1429259, 2418746, 2858518, 6046865, 7146295, 12093730, 14292590, 15721849, 31443698, 78609245, 157218490]

約数ペア:

[(1, 157218490), (2, 78609245), (5, 31443698), (10, 15721849), (11, 14292590), (13, 12093730), (22, 7146295), (26, 6046865), (55, 2858518), (65, 2418746), (110, 1429259), (130, 1209373), (143, 1099430), (286, 549715), (715, 219886), (1430, 109943)]